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(i) What is actinide contraction? (ii) W...

(i) What is actinide contraction?
(ii) Which is the common oxidation state exhibited by actinides?

Text Solution

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(i) The steady decrease in atomic size of the actinides with increases in the atomic number.
(ii) `+3`
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Maximum oxidation state exhibited by Lanthanides is

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Knowledge Check

  • The maximum oxidation state exhibited by actinide ions is :

    A
    ` + 5`
    B
    `+4`
    C
    `+7`
    D
    `+8`

  • The most common oxidation state of lanthanoids is

    A
    `+4`
    B
    `+3`
    C
    `+5`
    D
    `+7`

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